Finding the Fourth Proportional to 97,107,389.37, 145,535,530.48 and 72,654,460.36
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Solution
The fourth proportional to 97,107,389.37, 145,535,530.48 and 72,654,460.36 is: 108,887,753.02
Step by Step Solution
- Step 1: Write the proportion equation
97,107,389.37 : 145,535,530.48 = 72,654,460.36 : x - Step 2: Convert to fraction form
97,107,389.37/145,535,530.48 = 72,654,460.36/x - Step 3: Cross multiply
97,107,389.37x = 145,535,530.48 × 72,654,460.36 - Step 4: Simplify right side
97,107,389.37x = 10,573,805,429,685,256 - Step 5: Solve for x
x = 10,573,805,429,685,256/97,107,389.37 - Step 6: Final answer
x = 108,887,753.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.